$40.84 – Maximum power: 400W, Input voltage: 220V, Packing size: 178*112*55MM, Product material: aluminum alloy + ABS, Product color: black, Protection function: overload / short circuit / overvoltage protection, Product Name: Power Inverter, Work efficiency: 80%, Working current: 33A, , Output voltage: 12V/24V, Certification: Rosh / CE.
$40.84 – that is current price with coupon for iMars 400W LED Rainproof Power Supply 12V/24V (in Banggood). Basically copy coupon, view price history or create e-mail price alert. What is the best price?
Latest price update (UTC time):
Banggood ($40.84)
Banggood warehouse is located in China. I think you want to know if the price is good. This price is higher than average price ($16.29) for this item. I found coupon for you. Check this out.
Link: Banggood product page
Price without coupon: $42.99
1. ($40.84): BGCARCE1
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BG40018a, BGCarEle5, BG584bea, BG16f62b, BG40fcd7, BGLMQ15, BG10072e, BG5457b9, BGAMMT03
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Price history and price alert
Do you need price history chart (for all/most countries) for iMars 400W LED Rainproof Power Supply 12V/24V? There we go. The lowest price was: $13.49.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).